From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 09DF9136353; Fri, 30 Aug 2024 18:32:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725042725; cv=none; b=LSZioxSlLE1msu1+PDITdddz3fn7SeVcSbGjCPd3PT022jrkal4o2H+PM6o1VpJnnnZ8KbQb3IEyO39UMYsv/xwroDQXIQenMQNvNZ5Fc/SZ8iTD/xcnu0FLU0Pd4L1YPFmC4CjxGdDgL0U3gpFlbLus8kvwUSIT24Y12GefacY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725042725; c=relaxed/simple; bh=hWtLpIWvqEvReRcHaPcEw00Mk0XIi7ijVLXPTPQRs9U=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=e7YQKFAbwIQfZ+rVAnTJxCUvxN4fxwFCJM4mmEFzPqprheiv7X7n2dnuIEgPOrSNgewFWiTZJMPB4AcgIVlMFZIOhZ8cCk1wco91VxM4h+meVzFYG8dNe5OstJFObEodcEXvg59b//v+BOCpLk2USg2/jgAReNMfS9zfjTrdBHE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pamn89j0; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pamn89j0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7C0BEC4CEC2; Fri, 30 Aug 2024 18:32:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725042724; bh=hWtLpIWvqEvReRcHaPcEw00Mk0XIi7ijVLXPTPQRs9U=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=pamn89j0MOafH4BA2vS5QWAmLMJc4f75lhdNxrHSD248aFe3Ay6glIi5FzEccF3jU OkwLJBUVm/TFqZERK3GeEerYj95T+VfSDgzKlkDnBZpHIbLVN+LDSlC64lO50L75D3 RDognNc57Gz0Dk+PUoXu+2TUWaZLaN0f252mp8WHm72MTSXAoEn49JbuKqPjjy/VMK 49lCjS3ldHxQqIrQk6P/Efjc0QKhLQHHrzgzx9ibdpYIJGb1uG+aFu5vcG7nYH9F7B pzb0oaH6Ajg+/zivEXwsQjbu/jQ6cje22VLgyjW4PWqAmSFj63xwl5ooyvLUbm3GYd 8aiKkkt1C0UEg== Message-ID: Date: Fri, 30 Aug 2024 20:31:59 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1] i2c: max2175: Simplify with dev_err_probe() To: Yan Zhen , rashanmu@gmail.com, mchehab@kernel.org, Andi Shyti , Wolfram Sang Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, opensource.kernel@vivo.com References: <20240828094521.978220-1-yanzhen@vivo.com> Content-Language: en-US From: Krzysztof Kozlowski Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 28/08/2024 11:45, Yan Zhen wrote: > Switch to use dev_err_probe() to simplify the error path and > unify a message template. > > Using this helper is totally fine even if err is known to never > be -EPROBE_DEFER. > > The benefit compared to a normal dev_err() is the standardized format > of the error code, it being emitted symbolically and the fact that > the error code is returned which allows more compact error paths. > > Signed-off-by: Yan Zhen > --- > drivers/media/i2c/max2175.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/drivers/media/i2c/max2175.c b/drivers/media/i2c/max2175.c > index bf02ca23a284..700a70a6cee3 100644 > --- a/drivers/media/i2c/max2175.c > +++ b/drivers/media/i2c/max2175.c > @@ -1299,9 +1299,8 @@ static int max2175_probe(struct i2c_client *client) > ret = max2175_refout_load_to_bits(client, refout_load, > &refout_bits); > if (ret) { > - dev_err(&client->dev, "invalid refout_load %u\n", > - refout_load); Another example, one of many from @vivo.com, where you touch one line and leave everything else not modified. Are you going to send 5 different patches - one per each line? You generate tremendous amount of work for reviewers to handle this. Since ~2 weeks there is tremendous amount of trivial patches coming from vivo.com. I identified at least 6 buggy, where the contributor did not understand the code. Not sure about intention, but I advise extra carefulness when dealing with these "trivial" improvements (because we tend to apply things which look trivial). Best regards, Krzysztof